At the Center for Biological Diversity, we believe that the welfare of human beings is deeply linked to nature — to the existence in our world of a vast diversity of wild animals and plants. Because ...

Alaska’s northern frontier and Arctic Ocean waters are teeming with species found in few other places, and many of them are now under threat from the oil industry and its enablers. Nearly all Arctic ...

The word jaguar comes from the South American Tupi and Guarani languages. A likely origin is the word yaguareté, meaning “true, fierce beast.” DESCRIPTION: The largest cat native to North America and ...

The northern long-eared bat — distinguishable from its close relatives, as one might presume, by its long ears — is a small bat associated with mature, interior forest environments. Unlike most other ...

Freshwater mussels are some of the planet's most fascinating and underappreciated animals. With their beautifully colorful shells, diversity of shapes and interesting adornments — including ridges, ...

Three vital provisions give the Act its teeth. It’s “citizen-suit” provision lets public-interest groups and individuals petition and sue sluggish federal agencies to make sure the Act protects ...

Three vital provisions give the Act its teeth. It’s “citizen-suit” provision lets public-interest groups and individuals petition and sue sluggish federal agencies to make sure the Act protects ...

The Sonoyta mud turtle has evolved as an aquatic species in one of the driest parts of the Sonoran Desert. With webbed feet and an innate ability to swim, this turtle depends heavily on what little ...

The Clean Air Act has protected the air we breathe for four decades. By curbing air pollution it has saved many thousands of human lives and improved public health, all while saving money and ...

The Alameda whipsnake, also called the Alameda striped racer, features sporty yellow racing stripes and exceptional speed, but it hasn't been able to outrace rapid urban sprawl in its coastal scrub, ...

For every county in the United States, the map below shows information on all the animals and plants protected under the U.S. Endangered Species Act as threatened or endangered. To see the number of ...

Hellbenders may not be pretty, but these strictly aquatic salamanders are as interesting as their awesome name implies — and they can grow up to two feet long, which makes them the largest North ...